phpOMS/tests/Algorithm/PathFinding/PathTest.php
Dennis Eichhorn a1b591d141 fix tests
2024-03-20 03:00:25 +00:00

116 lines
3.0 KiB
PHP
Executable File

<?php
/**
* Jingga
*
* PHP Version 8.1
*
* @package tests
* @copyright Dennis Eichhorn
* @license OMS License 2.0
* @version 1.0.0
* @link https://jingga.app
*/
declare(strict_types=1);
namespace phpOMS\tests\Algorithm\PathFinding;
use phpOMS\Algorithm\PathFinding\Grid;
use phpOMS\Algorithm\PathFinding\Node;
use phpOMS\Algorithm\PathFinding\Path;
require_once __DIR__ . '/../../Autoloader.php';
/**
* @testdox phpOMS\tests\Algorithm\PathFinding\PathTest: Path on grid
*
* @internal
*/
final class PathTest extends \PHPUnit\Framework\TestCase
{
/**
* @testdox The path has the expected values after initialization
* @covers \phpOMS\Algorithm\PathFinding\Path
* @group framework
*/
public function testDefault() : void
{
$path = new Path(new Grid());
self::assertEquals(0, $path->getLength());
self::assertEquals([], $path->getPath());
self::assertEquals([], $path->expandPath());
}
/**
* @testdox The diagonal euclidean path length is calculated correctly
* @covers \phpOMS\Algorithm\PathFinding\Path
* @group framework
*/
public function testDiagonalPathLength() : void
{
$grid = Grid::createGridFromArray([
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
], Node::class);
$path = new Path($grid);
$path->addNode(new Node(1, 3));
$path->addNode(new Node(3, 1));
$path->addNode(new Node(4, 0));
self::assertEqualsWithDelta(4.2426, $path->getLength(), 0.001);
}
/**
* @testdox The straight euclidean path length is calculated correctly
* @covers \phpOMS\Algorithm\PathFinding\Path
* @group framework
*/
public function testStraightPathLength() : void
{
$grid = Grid::createGridFromArray([
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
], Node::class);
$path = new Path($grid);
$path->addNode(new Node(1, 3));
$path->addNode(new Node(1, 1));
$path->addNode(new Node(3, 1));
self::assertEqualsWithDelta(4.0, $path->getLength(), 0.001);
}
/**
* @testdox The path is correctly expanded in case only jump points are defined
* @covers \phpOMS\Algorithm\PathFinding\Path
* @group framework
*/
public function testPathExpansion() : void
{
$grid = Grid::createGridFromArray([
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
[0, 0, 0, 0, 0],
], Node::class);
$path = new Path($grid);
$path->addNode(new Node(1, 3));
$path->addNode(new Node(3, 1));
$path->addNode(new Node(4, 0));
self::assertEquals(3, \count($path->getPath()));
self::assertEquals(4, \count($path->expandPath()));
}
}